Color:  Sedalia Chert ranges from a white to light gray.

Texture:  Fine grain

Luster: Waxy

Silica Fabrics / Fossils: Brachiopods

Patina: White to dull gray

Heat Treatment: 

Knapping: 

Note:  Sedalia Chert is difficult to distinguish from the overlying Compton Chert.  Compton Chert is a not an abundant chert while Sedalia Chert is extensive and very abundant.
 

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution Comments:

Sedalia Chert is associated with the Sedalia Formation of the Chouteau Group of Missouri.  Named for exposures near Sedalia, Pettis County, Missouri.  Exposure extend to near Clifton City, Cooper County, Missouri.  Outcroppings occur along Weaubleau Creek.